#include <stdio.h>

int myfunc(int x) { return x * x; }

void vfunc(int a) { printf("a=%d\n", a); }

void qfunc() { printf("qfunc()\n"); }

void zfunc() { ((void (*)(void))0)(); }

int main() {
    printf("%d\n", myfunc(3));
    printf("%d\n", myfunc(4));

    vfunc(1234);

    qfunc();

    return 0;
}

// vim: set expandtab ts=4 sw=3 sts=3 tw=80 :
